.swd_menu_box li{
    display: block;
    height: 34px;
    line-height: 34px;
    color: #303233;
    cursor: pointer;
}
.swd_menu_box li.swd_memu_active{
    font-weight: bold;
}
.swd_memu_active_icon{
    width: 18px;
    vertical-align: middle;
    margin-top: -4px;
}
.swd_main_box{
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    background: #ccc;
}
.swd_menu_box{
    width: 260px;
    height: 400px;
    float: left;
    background: #fff;
    padding: 30px;
    box-sizing: border-box;
}
.swd_content_box{
    width: 910px;
    float: right;
    background: #fff;
    box-sizing: border-box;
    padding: 10px;
}
.swd_content_item{
    width: inherit;
    display: none;
}
.swd_content_item:nth-child(1){
    display: block;
}
#mobileMenuHeadBox{
    display: none;
}
#mobileMenuHead img{
    vertical-align: sub;
    width: 20px;
}
/* 低分辨率笔记本或电脑屏幕 */
@media screen and (max-width:1201px){
    .swd_main_box{
        max-width: 800px;
    }
    .swd_menu_box{
        width: 150px;
    }
    .swd_content_box{
        width: 630px;
    }
    .swd_menu_box{
        height: 300px;
        background: #fff;
        padding: 10px;
    }
}
/* 1024平板 */
@media screen and (max-width:1024px){
    .swd_main_box{
        max-width: 768px;
    }
    .swd_menu_box{
        width: 140px;
    }
    .swd_content_box{
        width: 620px;
    }
    .swd_menu_box{
        height: 300px;
        background: #fff;
        padding: 10px;
    }
}
/* 平板以及手机分辨率 */
@media screen and (max-width:768px){
    .swd_main_box{
        max-width: 800px;
    }
    .swd_menu_box{
        width: 100%;
        float: none;
        height: auto;
        position: relative;
        padding: 0;
    }
    #mobileMenuHeadBox{
        display: block;
        width: 100%;
        height: 50px;
        line-height: 50px;
        background: #333;
        color: #fff;
    }
    .swd_menu_box #menuLiBox{
        display: none;
        position:absolute;
        top: 50px;
        left: 0;
        background: #ccc;
        width: 100%;
        padding: 0 20px;
        box-sizing: border-box;
        background: #303233fa;

    }
    .swd_menu_box #menuLiBox li{
        font-size: 14px;
        height: 60px;
        line-height: 60px;
        border-bottom: 1px solid #3d3e40;
        color: #ffffffcc;
    }
    .swd_menu_box li.swd_memu_active{
        font-weight: normal;
    }
    .swd_content_box{
        width: inherit;
    }
    #mobileMenuHead{
        float: right;
        padding: 0 20px;
    }
}